Specifications

Chapter 1 Hardware Configuration 11
Extension I/O board
CN31 USB port 0,1
CN32 USB port 2,3
CN33 PS/2 mouse connector
CN34 10/100Base-T Ethernet connector 2
CN16 Keyboard lock and power LED
CN17 External speaker
CN18 Reset connector
CN19 HDD LED connector
CN20 ATX feature connector
CN21 ATX soft power switch
CN22 H/W monitor alarm: close - enable OBS alarm
open - disable OBS alarm
CN23 SM bus connector
CN27 Connector to extension I/O board
CN28 Connector to extension I/O board